Chair



FIG. 1 is a front perspective view of a chair design;

FIG. 2 is a left side view thereof, the right side being a mirror image;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a front view thereof.

The broken lines shown in FIGS. 1 and 2 are for environmental purposesonly and form no part of the claimed design.

The ornamental design for a chair, as shown and described.